Xiaoyang Wu comments

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                                            Xiaoyang Wu

Failed to build pointops

Hi, maybe you can check if `g++` is available on your machine, you can check it by: ``` g++ --version ```

Failed to build pointops

That's weird, I never encounter a similar problem. Maybe you can try cleaning up the cache (build folder) or switching to another machine?

Add visualization function.

> Besides, the pointcloud is colored with class but not feature. Great, I saw that. I will handle it at the weekend.

Recently added gradient accumulation feature

Thanks for mentioning this issue. My bad. I will solve this soon.

Student vs teacher as the final SSL pretrained backbone in Sonata

Hey, thanks for this good question. Your understanding is correct: we use a student model for fine-tuning. I didn't ablate this option, just based on my understanding, the teacher is...

Add visualization function

May I ask the reason why I put a copy of the whole Pointcept in the tool folder? (Check the "files changed")

A minor code redundance in engine/test.py

As code supports custom fragment_batch_size, but I manually block this function as not enough time to verify the accuracy.

Performance Gap in Reproducing PTv3/PPT on S3DIS

Duplicated issue: https://github.com/Pointcept/Concerto/issues/2

Request: Outdoor Scene Pre-trained Models for Sonata

Hey, the following code should be helpful: - https://github.com/Pointcept/Concerto/blob/main/demo/0_pca_outdoor.py - https://github.com/Pointcept/Pointcept/commit/bebf24bef0f3730b0c570fae080479bbbc8b68f9

提供的s3dis下载出错

应该不是下载出错，这个是因为我们不是webdataset的数据结构，huggingface自动以webdataset数据结构去读这个数据集了。手动下载解压或者git lfs clone就好。